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Top > Releases ・ Announcements > Fukushima Daiichi NPS Prompt Report > 2013 > Steam Found Near the Central Part of the Fifth Floor (Equipment Storage Pool Side) of Unit 3 Reactor Building at Fukushima Daiichi Nuclear Power Station (Follow-up Information 18)

Fukushima Daiichi NPS Prompt Report 2013

Fukushima Daiichi NPS Prompt Report (Aug 06, 2013)Steam Found Near the Central Part of the Fifth Floor (Equipment Storage Pool Side) of Unit 3 Reactor Building at Fukushima Daiichi Nuclear Power Station (Follow-up Information 18)

This is a follow-up report on the statuses of steam found wafting through the air near the central part of the fifth floor (equipment storage pool side) of Unit 3 on July 18.

Although the steam has not found since 12:05 PM yesterday (August 5), at around 8:00 AM today (August 6), we found steam coming again from near the central part of the fifth floor (equipment storage pool side) of Unit 3 by a camera.

The plant status and the monitoring post readings at 8:00 AM are as follows, and no abnormality has been found.

- Reactor water injection, cooling of the spent fuel pool:
Continuing stably
- Monitoring post readings, continuous dust monitor amounts:
No significant change was found
- Temperature of RPV/PCV:
No significant change was found
- Pressure of dry well:
No significant change was found
- Noble gas monitor:
No significant change was found
- Weather condition:
Air temperature 26.3℃, humidity 92.0%
* The weather condition is as of 8:00 AM.

We will continue to monitor the status closely.


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